Custom Plastic Molding Services Tyler TX

Looking for rotational molding alternatives for Texas? Want affordable custom plastic molding that is cost effective for Tyler area? Then give us a call at our toll free number 866-971-7861 or request a quote today!

Rotational moulding pertains to a plastic manufacturing method that generates hollow stress-free products. The technique relies upon high temperatures and bi axial rotation to come up with seamless, one piece products that have different designs, colors and sizes. This method is also called roto-molding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl types.

The benefit that makes this unique from other plastic manufacturing procedures that no pressure is involved. It also has few contenders when it pertains to the creation of large hollow products which are resilient and inexpensive.There is a wide range of products that are created by this process including large water tanks, automobile materials, sophisticated shaped medical products, recreation equipment, toys, kayaks, industrial equipment among many others.This is because of the versatility in terms of design and shapes that the process manufactures

Benefits of Using Rotomolding to Manufacture Plastic Products

– Relatively low tooling costs. When compared to other plastic manufacturing processes in Tyler TX 75701, it is a cheaper way of making plastics. This is because apart from the fact that no pressure is required, the cost of mold preparation is low.

– A wide array of design options. There is no limit to the kind of design one may want to create. The rotocasting process therefore allows for the manufacturing of products that have complex shapes for different purposes.

– Size. The process provides room for the manufacturing of products of any size, large or small. As mentioned earlier, it has few competitors when it comes to the making of large tanks at low costs.

– Low risk. Due to the low costs of creating a mould, the process allows for test runs before one can decide whether to do mass production. It therefore minimizes the risk of losing a lot of investment.

– Durable products. The process allows for even coating of the mould with the heated polymer, giving the product a wall with uniform thickness. It also gives the option of double coating for increased durability. Sometimes metal inserts are placed inside the mould to further strengthen the product.

– Environmentally friendly. There is no waste that could have a negative impact on the environment because the products that cannot be used are reground and reused as polymer.

Examples of Products Made by Rotational Molding

Rotocasting is a very versatile process, making it possible to create a variety of products for different industries.

Furniture– We have plastic cabinets, chairs and tables made from this form of moulding.

There are numerous Texas plastic products also that have been made for the marine industry, lighting, waste storage and transportation, kayaks etc.

Few Disadvantages – There are nominal disadvantages that have been associated with rotocasting. For instance:

– The process is relatively slow when compared to injection moulding.

– There is a limitation when it comes to the type of raw material you can use. Only poly based and nylon polymers can be used.

– The process comes with an increased cost because the polymer has to be ground to powder form before use. These limitations are often overlooked considering that the process is still relatively cheap and offers more in terms of variety when it comes to the finished range of products.

Remember – There are new developments and discoveries that are being made as the world of plastic manufacturing in Tyler Texas continuously. For instance, tests are being done to see whether there are other materials that can be used for this process. But so far, rotomoulding offers a good option for the production of a wide range of inexpensive plastic products.

The Rotomolding Procedure in Detail

This molding technique has been used since ancient times for creatingvseverl product lines. Egyptians as an example, utilized rotomoulding procedures in the producing of ceramics. The Swiss were also using this rotation technique to generate hollow chocolate eggs. Some plastic items in the USA were developed utilizing this approach some time between 1940 and 1950. The system has however taken very long to catch on because it was looked at to be a rather slow process

1. Mold readying. A fixed measure of polymer in particle form is filled into a hollow mould. The mould is usually constructed from cast aluminium or sheet steel substance. The coloring needed for the finished item is pre compounded into the polymer. The most generally used powder resin is polythene, but polyvinyl chloride and nylon can also be used in this style of plastic assembly.

Pre-heating of the oven starts, and it may be done by either conduction, convection or sometimes radiation. It is warmed to temperatures between 500-700F. The mold with the powdered polymer is then secured and put within the oven.

2. The heat and fusion phase. Once inside the oven, the mold is turned on two axis so the powdered polymer liquefies from the heat and overlays the inside if the mold. The spinning is done slowly, about 20 revolutions per minute. Something that is essential at this moment is the period of time the mould will spend within the oven. If it stays to long, the component will lose stability and strength, producing a weak product. If it is removed from the oven too early, the polymer will not have liquefied correctly, which produces bubbles in the finalized item.

3. Mold cooling down. When the product has completely spent the right amount of time in the oven, it is then taken out for cooling. This may be done by air or water, or sometimes a mixture of both which generates a cool mist. When the material cools, it reduces slightly for ease of extraction from the mould. This is another procedure that depends a lot on the right timing, since rapid cooling reduces the material too rapidly, causing bending of the item.

4. The removing or de-molding step. As soon as the component within te mould has cooled adequately, the molder managing the procedure can then remove the finalized item from the mould. The function is repeated from the beginning, giving a series of similar product lines.

For more information on the different rotational rotomolding options offered for the Tyler TX 75701 area, please call our toll free number 866-971-7861 or fill out the form on the right for a consultation!